140951139

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{773}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 226874880

約数和(自身を除く): 85923741

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 457, 773, 1371, 2319, 3199, 5411, 8683, 9597, 14687, 16233, 26049, 44061, 60781, 102809, 182343, 308427, 353261, 1059783, 2472827, 6711959, 7418481, 20135877, 46983713, 140951139]

約数ペア:

[(1, 140951139), (3, 46983713), (7, 20135877), (19, 7418481), (21, 6711959), (57, 2472827), (133, 1059783), (399, 353261), (457, 308427), (773, 182343), (1371, 102809), (2319, 60781), (3199, 44061), (5411, 26049), (8683, 16233), (9597, 14687)]